Grand Bassa County has 9 Administrative (District 1 (Dianblae), District 2 (Glarkon), St. John River City, Neekreen, Commonwealth, District Number 3 (Wee), District Number 4 (Kpaoegbarn), and Owensgrove), with a population of 293,689.
According to the 2022 census by the Liberia Institute of Statistics and Geo-Information Services (LISGIS), the population of the administrative districts stands at 293,689 (150,280 males and 143,409 females) representing 51.2% and 48.8% respectively.
Below is the table.
| Admin Districts | Male | Female | Total |
| District 1 (Dianblae) | 16,003 | 14,220 | 30,223 |
| District 2 (Glarkon) | 16,957 | 15,608 | 32,565 |
| St. John River City | 7,446 | 6,827 | 4,273 |
| Neekreen | 31,193 | 31,690 | 62,883 |
| Commonwealth | 17,719 | 18,021 | 35,740 |
| District 3 (Wee) | 31,965 | 30,456 | 62,421 |
| District 4 (Kpaoegbarn) | 21,606 | 19,556 | 1,162 |
| Owensgrove | |||
| ? | |||
| Total | 150,280 | 143,409 | 293,689 |